UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h+MXCM/DT4sL9yZwdYn3vAo6MagKrh/UlltylZ4XSP8=' 
WHERE 
  key_id = '35cc479b63461cd751e0cd936969a6fad876572212f56a1e7aef2a605e12e2df' 
  AND (
    token = 'h+MXCM/DT4sL9yZwdYn3vAo6MagKrh/UlltylZ4XSP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )